/*
 * Alloy Analyzer
 * Copyright (c) 2002 Massachusetts Institute of Technology
 *
 * The Alloy Analyzer is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * The Alloy Analyzer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with the Alloy Analyzer; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package alloy.ast;

import alloy.semantic.LocalScope;
import alloy.transform.LeafIdMap;

/**
 * Interface implemented by AST nodes
 * which allow declarations to create
 * new quantified variables.  Currently,
 * this include {@link QuantifiedFormula},
 * {@link ComprehensionExpr} and {@link SumIntExpr}.
 * @see DeclIter
 */
public interface VarCreator extends Node {

    /** get the declarations of the variables */
    Decls getDecls();
    
    /** get the body */
    Node getBody();

	/** set the body */
	void setBody(Node newBody_);
	
    /** get the local scope */
    LocalScope getLocalScope();

    /** set the local scope */
    void setLocalScope(LocalScope localScope_);

    /** get the leaf id map */
    LeafIdMap getLeafIdMap();

    /** set the leaf id map */
    void setLeafIdMap(LeafIdMap leafIdMap_);

}
